Polygon Sum Theorem d1

Front

What is the name of a polygon with 8 sides?

Back

octagon

Front

What is the name of a polygon with 6 sides?

Back

hexagon

Front

What is the formula to calculate the sum of the interior angles of a polygon?

Back

(n - 2) × 180°, where n is the number of sides.

Front

How many sides does a nonagon have?

Back

9 sides.

Front

What is the sum of the interior angles of a hexagon?

Back

720°.

Front

What is the sum of the interior angles of a nonagon?

Back

1260°.

Front

If a polygon has 5 sides, what is it called?

Back

pentagon.

Front

What is the sum of the interior angles of a pentagon?

Back

540°.

Front

How do you find the measure of each interior angle of a regular polygon?

Back

Divide the sum of the interior angles by the number of sides.

Front

What is the sum of the interior angles of a decagon?

Back

1440°.